Properties of the Number 40620

Forty Thousand Six Hundred Twenty

Basics

Value: 40619 → 40620 → 40621

Parity: even

Prime: No

Previous Prime: 40609

Next Prime: 40627

Digit Sum: 12

Digital Root: 3

Palindrome: No

Factorization: 2 ² × 3 × 5 × 677

Divisors: 1, 2, 3, 4, 5, 6, 10, 12, 15, 20

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2196 Try Today's Challenge

Representations

Binary: 1001111010101100

Octal: 117254

Duodecimal: 1B610

Hexadecimal: 9eac

Square: 1649984400

Square Root: 201.544039852336

Classification

Fibonacci: No

Bell Number: No

Factorial Number: No

Regular Number: No

Perfect Number: No

Special

Kaprekar Constant: No

Munchausen Constant: No

Armstrong Number: No

Kaprekar Number: No

Catalan Number: No

Vampire Number: No

Taxicab Number: No

Super Prime: No

Friedman Number: No

Fermat Number: No

Cullen Number: No

OEIS Sequences

Numbers k such that Bernoulli number B_k has denominator 56786730. A295598

Numbers k >= 1 such that k² - r² is a repunit (A002275) for some 1 <= r < k. A389493

Number of permutations of length n which avoid the patterns 1234, 2431, 4312. A116765

Continued fraction for sqrt(646). A40620